Q: What are the prime factors of the number 280,270,935?

 A: 3, 5, 7, 29, 487

Why are those the prime factors of the number 280,270,935?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 280,270,935

280,270,935
Factor Arrows
393,423,645
Factor Arrows
331,141,215
Factor Arrows
310,380,405
Factor Arrows
33,460,135
Factor Arrows
5692,027
Factor Arrows
798,861
Factor Arrows
714,123
Factor Arrows
29487

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

3, 5, 7, 29, 487

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 7 x 7 x 29 x 487 = 280,270,935

This can also be written as 34 x 51 x 72 x 291 x 4871 = 280,270,935

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 280,270,935:


Ask a Question